Individual Calculations September 2022
 Desousa, Brian  Total change: -9.80  Rating chartPersonal card
 12th annual Central California Open Major Fresno CA USA 2022-08-19
RcRownchangeKK*chgGame
 1858 1856 1.50 4 -0.49 20 -9.80 
  Wu, Wentao 1607 USA0.501-0.3120-6.20 
  Karunakaran, Kapilan 1637 USA0.501-0.2820-5.60 
  Sathish, Pranav 2104 USA0.5010.31206.20 
  Qin, Vincent 2085 USA0.001-0.2120-4.20 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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